diff --git a/styles/components/_modal.scss b/styles/components/_modal.scss
index 60d97865..aa0b1c44 100644
--- a/styles/components/_modal.scss
+++ b/styles/components/_modal.scss
@@ -1,5 +1,11 @@
 $fixed-footer-height: 5rem + ($gap * 4);
 
+body {
+  &.modal-open {
+    overflow-y: hidden;
+  }
+}
+
 .modal {
   position: fixed;
   z-index: 3;